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added zip from Info-ZIP

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ahgamut 2021-06-10 05:29:39 +05:30 • committed by Justine Tunney
parent 98c53ae526
commit 4ce5664c4b
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third_party/infozip/zip/timezone.h vendored Normal file
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/*
timezone.h - Zip 3
Copyright (c) 1990-2004 Info-ZIP. All rights reserved.
See the accompanying file LICENSE, version 2003-May-08 or later
(the contents of which are also included in zip.h) for terms of use.
If, for some reason, all these files are missing, the Info-ZIP license
also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
*/
#ifndef __timezone_h
#define __timezone_h
#ifndef IZ_MKTIME_ONLY
/* limits for our timezone info data:
* we support only basic standard and daylight time, with max 2 transitions
* per year, but for the maximum range of years a 32-bit second counter
* can cover (these are 136 years plus a bit more than one month)
*/
#define TZ_MAX_TIMES 272 /* (=2*(LastGoodYr + 1 - FirstGoodYr) */
#define TZ_MAX_TYPES 2 /* We only support basic standard and daylight */
#ifdef WIN32 /* Win32 tzinfo supplies at max (2 * 32) chars of tz names */
#define TZ_MAX_CHARS 64 /* Maximum number of abbreviation characters */
#else
#define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */
#endif
/* supported types of transition rules */
#define JULIAN_DAY 0 /* Jn - Julian day */
#define DAY_OF_YEAR 1 /* n - day of year */
#define MONTH_NTH_DAY_OF_WEEK 2 /* Mm.n.d - month, week, day of week */
struct ttinfo {
long tt_gmtoff; /* UTC offset in seconds */
int tt_isdst; /* used to set tm_isdst */
int tt_abbrind; /* abbreviation list index */
};
struct state {
int timecnt;
int typecnt;
int charcnt;
time_t ats[TZ_MAX_TIMES];
unsigned char types[TZ_MAX_TIMES];
struct ttinfo ttis[TZ_MAX_TYPES];
char chars[TZ_MAX_CHARS];
};
struct rule {
int r_type; /* type of rule--JULIAN_DAY etc */
int r_day; /* day number of rule */
int r_week; /* week number of rule */
int r_mon; /* month number of rule */
long r_time; /* transition time of rule */
};
extern int real_timezone_is_set; /* set by tzset() */
/* prototypes of functions not in time.h */
void __tzset OF((void));
#ifdef NEED__ISINDST
int _isindst OF((struct tm *tb));
#endif
/* callback function to be supplied by the program that uses this library */
int GetPlatformLocalTimezone OF((register struct state * ZCONST sp,
void (*fill_tzstate_from_rules)(struct state * ZCONST sp_res,
ZCONST struct rule * ZCONST start,
ZCONST struct rule * ZCONST end)));
#ifdef IZTZ_SETLOCALTZINFO
void set_TZ OF((long time_zone, int day_light));
#endif
#endif /* !IZ_MKTIME_ONLY */
time_t mkgmtime OF((struct tm *tm));
#endif